Clean Water Act discharge permit · NPDES LA0127490

NACHURS ALPINE SOLUTIONS LLC - ST GABRIEL SITE, Saint Gabriel, LA: NPDES LA0127490 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
67Pollutants under a numeric limit
7Pollutants with an effluent exceedance

NACHURS ALPINE SOLUTIONS LLC - ST GABRIEL SITE holds NPDES permit LA0127490. EPA’s file records it issued June 30, 2021 and expiring July 31, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filed	NACHURS ALPINE SOLUTIONS LLC - ST GABRIEL SITE
Permittee as filed	NACHURS ALPINE SOLUTIONS LLC - ST GABRIEL SITE
NPDES ID	LA0127490
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	June 30, 2021
Expiration date	July 31, 2026
Address	Saint Gabriel, LA 70776
Receiving water impaired	303(D) Listed
Subwatershed	Ward Creek-Bayou Manchac (HUC 080702020803)
SIC	2875 – Fertilizers, Mixing Only

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

67Pollutants on file
67Under a numeric limit
7With a violation of any kind
7With an effluent exceedance

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant; the 60 with the most exceedances of 67 are shown.

Pollutant or measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
BOD, 5-day, 20 deg. C	2	20	20	June 30, 2026	99,999% over the limit
Carbon, tot organic [TOC]	1	19	19	June 30, 2026	3,580% over the limit
Solids, total suspended	2	18	18	June 30, 2026	496% over the limit
Coliform, fecal general	2	14	14	June 30, 2026	9,900% over the limit
Zinc, total [as Zn]	2	9	9	June 30, 2026	3,776% over the limit
pH	2	4	4	March 31, 2026
Oil & Grease	1	1	1	June 30, 2026	106% over the limit
Nitrogen, organic total [as N]	2	0	0
Phosphorus, total [as P]	2	0	0
Cyanide, total [as CN]	2	0	0
Chromium, total [as Cr]	2	0	0
Copper, total [as Cu]	2	0	0
Lead, total [as Pb]	2	0	0
Nickel, total [as Ni]	2	0	0
Carbon tetrachloride	2	0	0
1,2-Dichloroethane	2	0	0
Chloroform	2	0	0
Toluene	2	0	0
Benzene	2	0	0
Acenaphthylene	2	0	0
Acenaphthene	2	0	0
Acrylonitrile	2	0	0
Anthracene	2	0	0
Benzo[b]fluoranthene	2	0	0
Benzo[k]fluoranthene	2	0	0
Benzo[a]pyrene	2	0	0
Chlorobenzene	2	0	0
Chrysene	2	0	0
Diethyl phthalate	2	0	0
Dimethyl phthalate	2	0	0
Ethylbenzene	2	0	0
Fluoranthene	2	0	0
Fluorene	2	0	0
Hexachlorobutadiene	2	0	0
Hexachloroethane	2	0	0
Methyl chloride [Chloromethane]	2	0	0
Methylene chloride	2	0	0
Nitrobenzene	2	0	0
Phenanthrene	2	0	0
Pyrene	2	0	0
Tetrachloroethylene	2	0	0
1,1-Dichloroethane	2	0	0
1,1-Dichloroethylene	2	0	0
1,1,1-Trichloroethane	2	0	0
1,1,2-Trichloroethane	2	0	0
Benzo[a]anthracene	2	0	0
1,2-Dichlorobenzene	2	0	0
1,2-Dichloropropane	2	0	0
trans-1,2-Dichloroethylene	2	0	0
1,2,4-Trichlorobenzene	2	0	0
1,3-Dichlorobenzene	2	0	0
1,4-Dichlorobenzene	2	0	0
2-Nitrophenol	2	0	0
2,4-Dimethylphenol	2	0	0
2,4-Dinitrophenol	2	0	0
4-Nitrophenol	2	0	0
4,6-Dinitro-o-cresol	2	0	0
Phenol	2	0	0
Naphthalene	2	0	0
Di[2-ethylhexyl] phthalate [DEHP]	2	0	0

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES LA0127490.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID LA0127490 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.